[Iftop-users] v4tunnels cannot be listened to

[Shawn Landden]

On Mon, Jun 11, 2018 at 5:11 AM Shawn Landden <shawn at git.icu> wrote:

> such as those made with Hurricane Electric for ipv6 connectivity
>
This is because there is no MAC address. They can be made to work if the -G
option is used, and set correctly
like

iftop -G 2001:470:d:238::/64 -i he-ipv6


> to reproduce:
>
> my /etc/network/interfaces
> iface he-ipv6 inet6 v4tunnel
>     address 2001:470:c:238::2
>     netmask 64
> #LA 0.5ms
>     endpoint 66.220.18.42
>     local 198.46.198.198
>     ttl 255
>     gateway 2001:470:c:238::1
>     up ip addr add 2001:470:d:238::1 dev he-ipv6
>
> iftop -i he-ipv6
> (nothing shows)
>
> reported to debian here
> https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901283
> it works with tcpdump/libpcap
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.beasts.org/pipermail/iftop-users/attachments/20180614/c7409c61/attachment-0001.html>